main.lst

《Proteus在MCS-51&ARM7系统中的应用百例》逆向之 Chapter 5 《Proteus在MCS-51&ARM7系统中的应用百例》MCS-51例子的C语言版本。

C51 COMPILER V8.08   MAIN                                                                  05/18/2007 14:46:38 PAGE 1   


C51 COMPILER V8.08, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: D:\Program Files\Keil 8.08\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <reg51.h>
   2          typedef unsigned char BYTE;
   3          
   4          BYTE SECOND;
   5          BYTE TCOUNT;
   6          BYTE KCOUNT;
   7          
   8          BYTE code TABLE[]={     0x3F,0x06,0x5B,0x4F,0x66,
   9                                                  0x6D,0x7D,0x07,0x7F,0x6F}; 
  10          
  11          sbit KEY=P3^7;
  12          
  13          void INT_T0()   interrupt 1
  14          {
  15   1              TH0=(65536-50000)/256;
  16   1              TL0=(65536-50000)%256;
  17   1              TCOUNT++;
  18   1              if(TCOUNT==2)
  19   1              {
  20   2                      TCOUNT=0x00;
  21   2                      SECOND++;
  22   2                      if(SECOND==100)
  23   2                              SECOND=0x00;    
  24   2              }
  25   1      
  26   1              P0=TABLE[SECOND/10];
  27   1              P2=TABLE[SECOND%10];
  28   1      } 
  29          
  30          
  31          void DELAY()
  32          {
  33   1              BYTE i=20;
  34   1      
  35   1              do
  36   1              {
  37   2                      BYTE j=250;
  38   2                      do
  39   2                      {}while(--j);
  40   2              }while(--i);
  41   1      }
  42          
  43          
  44          main()
  45          {
  46   1              while(1)
  47   1              {
  48   2                      P0=0x3F;
  49   2                      P2=0x3F;
  50   2                      SECOND=0x00;
  51   2                      TCOUNT=0x00;
  52   2                      KCOUNT=0x00;
  53   2                      TMOD  =0x01;
  54   2                      TL0=(65536-50000)/256;
  55   2                      TH0=(65536-50000)%256;
C51 COMPILER V8.08   MAIN                                                                  05/18/2007 14:46:38 PAGE 2   

  56   2              
  57   2                      while(1)
  58   2                      {
  59   3                              while(KEY);
  60   3                              DELAY();
  61   3                              while(KEY);
  62   3                      
  63   3                              if(KCOUNT==0x00)
  64   3                              {
  65   4                                      TR0=1;
  66   4                                      IE=0x82;
  67   4                                      while(!KEY);
  68   4                                      KCOUNT++;
  69   4                              }
  70   3                              else if(KCOUNT==0x01)
  71   3                              {
  72   4                                      TR0=0;
  73   4                                      IE=0x00;
  74   4                                      while(!KEY);
  75   4                                      KCOUNT++;
  76   4                              }
  77   3                              else if(KCOUNT==0x02)
  78   3                              {
  79   4                                      while(!KEY);
  80   4                                      break;  
  81   4                              }
  82   3                      }
  83   2              }
  84   1              
  85   1      
  86   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    155    ----
   CONSTANT SIZE    =     10    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =      3       1
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)